Facebook Tac Plus vulnerabilities

CVE-2023-45239 [CRITICAL] CWE-790 CVE-2023-45239: A lack of input validation exists in tac_plus prior to commit 4fdf178 which, when pre or post auth c A lack of input validation exists in tac_plus prior to commit 4fdf178 which, when pre or post auth commands are enabled, allows an attacker who can control the username, rem-addr, or NAC address sent to tac_plus to inject shell commands and gain remote code execution on the tac_plus server.